NVIDIA GeForce GTX 965M vs AMD Radeon HD 7950 Mac Edition
GPU · Specs Compare
Graphics Card
Release Date
Jan 2016
Mar 2013
Generation
GeForce 900M
Southern Islands
Type
Mobile
Desktop
Bus Interface
MXM-A (3.0)
PCIe 3.0 x16
Clock Speeds
Base Clock
935 MHz
—
Boost Clock
1150 MHz
—
Memory Clock
1253 MHz
1250 MHz
Memory
Memory Size
2GB
3GB
Memory Type
GDDR5
GDDR5
Memory Bus
128bit
384bit
Bandwidth
80.19GB/s
240.0GB/s
Render Config
Shading Units
1024
1792
TMUs
64
112
ROPs
32
32
L1 Cache
48 KB (per SMM)
16 KB (per CU)
L2 Cache
1024 KB
768 KB
Compute Units
—
28
Theoretical Performance
Pixel Rate
36.80 GPixel/s
25.60 GPixel/s
Texture Rate
73.60 GTexel/s
89.60 GTexel/s
FP32 (float)
2.355 TFLOPS
2.867 TFLOPS
FP64 (double)
73.60 GFLOPS
716.8 GFLOPS
Graphics Processor
GPU Name
GM206S
Tahiti
GPU Variant
N16E-GR-A1
Tahiti PRO(215-0821056)
Architecture
Maxwell 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
2.94 billion
4.313 billion
Die Size
228 mm²
352 mm²
Board Design
TDP
Unknown
200W
Outputs
Portable Device Dependent
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
None
2x 6-pin
Suggested PSU
—
550 W
Graphics Features
DirectX
12 (12_1)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.3
1.2
CUDA
5.2
—
Shader Model
6.7
5.1
Benchmark
3DMark Time Spy
1,800
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.